18919041

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{14431}}^1$

素因数の和:14476

約数の個数: 16

約数和(自身を含む): 27709440

約数和(自身を除く): 8790399

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 14431, 43293, 274189, 331913, 822567, 995739, 6306347, 18919041]

約数ペア:

[(1, 18919041), (3, 6306347), (19, 995739), (23, 822567), (57, 331913), (69, 274189), (437, 43293), (1311, 14431)]